SOLUTION: How do I find the maximum value of Y=x^2-4 when working with quadratic functions

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> SOLUTION: How do I find the maximum value of Y=x^2-4 when working with quadratic functions      Log On


   

Question 923584: How do I find the maximum value of Y=x^2-4 when working with quadratic functions
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
How do I find the maximum value of Y=x^2-4
-----------
That doesn't have a max. It has a minimum.
----
Find the vertex.
x of the vertex = -b/2a = 0/2
x = 0 --> y = -4
Minimum at (0,-4)